6cf8bfba1b221effcb1eccec0c91fb0906d0b8996932167f654680cb3ac53aac

Resubmissions

17-12-2023 23:15

231217-28y5vagccl 10

27-10-2023 11:50

231027-nzmhssfg49 10

14-10-2023 04:05

231014-enwgwshf97 10

Analysis

max time kernel
104s
max time network
110s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
27-10-2023 11:50

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General

Target

6cf8bfba1b221effcb1eccec0c91fb0906d0b8996932167f654680cb3ac53aac.dll
Size

12.1MB
MD5

d771632ff34c40d105363d7035f3cf4b
SHA1

af2ff96d8f81b3e3df2756ac27c9d23f35432435
SHA256

6cf8bfba1b221effcb1eccec0c91fb0906d0b8996932167f654680cb3ac53aac
SHA512

fe954ed4e752f50b5aae5de36bb760610044acc3d19056b24b9a4ec6937d5c5c60f3ebd4d61b86c22af01599f2dc13e159714260c7d32877753b0e600e82a300
SSDEEP

196608:keOD8HOauP9k8YOOBQMfhXx/LVjuMP/2sP:Vw8CP8OOBZLLVaK/2s

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 5 IoCs

Processes:

rundll32.exe

flow pid process

8 1540 rundll32.exe
27 1540 rundll32.exe
31 1540 rundll32.exe
34 1540 rundll32.exe
39 1540 rundll32.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4988 1540 WerFault.exe rundll32.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

powershell.exe

pid process

4148 powershell.exe
4148 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 4148 powershell.exe

flow	pid	process
8	1540	rundll32.exe
27	1540	rundll32.exe
31	1540	rundll32.exe
34	1540	rundll32.exe
39	1540	rundll32.exe

pid	pid_target	process	target process
4988	1540	WerFault.exe	rundll32.exe

pid	process
4148	powershell.exe
4148	powershell.exe

description	pid	process
Token: SeDebugPrivilege	4148	powershell.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 4212 wrote to memory of 1540	4212	rundll32.exe	rundll32.exe
PID 4212 wrote to memory of 1540	4212	rundll32.exe	rundll32.exe
PID 4212 wrote to memory of 1540	4212	rundll32.exe	rundll32.exe
PID 1540 wrote to memory of 4148	1540	rundll32.exe	powershell.exe
PID 1540 wrote to memory of 4148	1540	rundll32.exe	powershell.exe
PID 1540 wrote to memory of 4148	1540	rundll32.exe	powershell.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6cf8bfba1b221effcb1eccec0c91fb0906d0b8996932167f654680cb3ac53aac.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4212
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6cf8bfba1b221effcb1eccec0c91fb0906d0b8996932167f654680cb3ac53aac.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Suspicious use of WriteProcessMemory
  PID:1540
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -inputformat none -outputformat none -NonInteractive -Command Add-MpPreference -ExclusionExtension "exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4148
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1540 -s 1052
    3⤵
    - Program crash
    PID:4988

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1540 -ip 1540
1⤵
PID:4904

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_y4hub5gd.ngq.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/4148-23-0x000000007F370000-0x000000007F380000-memory.dmp

Filesize
64KB

Download
memory/4148-44-0x00000000073A0000-0x00000000073BA000-memory.dmp

Filesize
104KB

Download
memory/4148-3-0x0000000004F00000-0x0000000005528000-memory.dmp

Filesize
6.2MB

Download
memory/4148-4-0x0000000004E70000-0x0000000004E92000-memory.dmp

Filesize
136KB

Download
memory/4148-5-0x0000000005660000-0x00000000056C6000-memory.dmp

Filesize
408KB

Download
memory/4148-6-0x0000000005740000-0x00000000057A6000-memory.dmp

Filesize
408KB

Download
memory/4148-0-0x0000000002450000-0x0000000002486000-memory.dmp

Filesize
216KB

Download
memory/4148-16-0x00000000057B0000-0x0000000005B04000-memory.dmp

Filesize
3.3MB

Download
memory/4148-17-0x0000000005D40000-0x0000000005D5E000-memory.dmp

Filesize
120KB

Download
memory/4148-18-0x0000000005DE0000-0x0000000005E2C000-memory.dmp

Filesize
304KB

Download
memory/4148-19-0x0000000072C50000-0x0000000073400000-memory.dmp

Filesize
7.7MB

Download
memory/4148-21-0x0000000000AA0000-0x0000000000AB0000-memory.dmp

Filesize
64KB

Download
memory/4148-48-0x0000000072C50000-0x0000000073400000-memory.dmp

Filesize
7.7MB

Download
memory/4148-2-0x0000000000AA0000-0x0000000000AB0000-memory.dmp

Filesize
64KB

Download
memory/4148-37-0x0000000007710000-0x0000000007D8A000-memory.dmp

Filesize
6.5MB

Download
memory/4148-25-0x000000006F060000-0x000000006F0AC000-memory.dmp

Filesize
304KB

Download
memory/4148-35-0x00000000062D0000-0x00000000062EE000-memory.dmp

Filesize
120KB

Download
memory/4148-36-0x0000000006FE0000-0x0000000007083000-memory.dmp

Filesize
652KB

Download
memory/4148-24-0x0000000006330000-0x0000000006362000-memory.dmp

Filesize
200KB

Download
memory/4148-38-0x0000000006D90000-0x0000000006DAA000-memory.dmp

Filesize
104KB

Download
memory/4148-39-0x00000000070D0000-0x00000000070DA000-memory.dmp

Filesize
40KB

Download
memory/4148-40-0x00000000072C0000-0x0000000007356000-memory.dmp

Filesize
600KB

Download
memory/4148-41-0x0000000007250000-0x0000000007261000-memory.dmp

Filesize
68KB

Download
memory/4148-42-0x00000000072A0000-0x00000000072AE000-memory.dmp

Filesize
56KB

Download
memory/4148-43-0x0000000007360000-0x0000000007374000-memory.dmp

Filesize
80KB

Download
memory/4148-1-0x0000000072C50000-0x0000000073400000-memory.dmp

Filesize
7.7MB

Download
memory/4148-45-0x0000000007390000-0x0000000007398000-memory.dmp

Filesize
32KB

Download
memory/4148-22-0x0000000000AA0000-0x0000000000AB0000-memory.dmp

Filesize
64KB

Download